.page-contact {
  --pc-line: rgba(62, 98, 92, 0.4);
  --pc-line-soft: rgba(62, 98, 92, 0.22);
  background: var(--ink);
  color: var(--paper);
}

.page-contact .contact-hero__lede,
.page-contact .contact-info__lede,
.page-contact .contact-response__lede {
  color: var(--mist);
  max-width: 48ch;
}

/* ============ 首屏 ============ */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(28px, 5vw, 60px) 0 clamp(36px, 7vw, 84px);
  background:
    radial-gradient(circle at 82% 6%, rgba(198, 255, 61, 0.11), transparent 52%),
    linear-gradient(180deg, var(--ink) 0%, var(--ink-deep) 100%);
  border-bottom: 1px solid var(--wire);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, var(--pc-line-soft) 1px, transparent 1px),
    linear-gradient(to bottom, var(--pc-line-soft) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.85), transparent 82%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.85), transparent 82%);
}

.page-contact .contact-hero__grid {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 42px);
  align-items: start;
}

.page-contact .contact-hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.05rem, 5.4vw, 4.3rem);
  line-height: 1.04;
  letter-spacing: 0.01em;
  margin: 14px 0 18px;
  text-wrap: balance;
}

.page-contact .contact-hero__quick {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: clamp(24px, 3.4vw, 34px);
}

.page-contact .contact-hero__quick-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 14px 16px;
  background: rgba(244, 247, 236, 0.035);
  border: 1px solid var(--wire);
  border-left: 3px solid var(--lime);
  text-decoration: none;
  color: inherit;
  transition: background 0.2s ease, border-color 0.2s ease;
}

.page-contact .contact-hero__quick-item:hover,
.page-contact .contact-hero__quick-item:focus-visible {
  background: rgba(198, 255, 61, 0.09);
  border-color: var(--lime);
  outline: 2px solid var(--lime);
  outline-offset: 2px;
}

.page-contact .contact-hero__quick-key {
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-contact .contact-hero__quick-val {
  font-size: clamp(0.86rem, 1.7vw, 1.02rem);
  color: var(--paper);
  word-break: break-all;
  line-height: 1.4;
}

.page-contact .contact-hero__media {
  position: relative;
  margin: 0;
  border: 1px solid var(--wire);
  background: var(--night-deep);
  aspect-ratio: 4 / 3;
  overflow: hidden;
}

.page-contact .contact-hero__img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.92) contrast(1.04);
}

.page-contact .contact-hero__label {
  position: absolute;
  left: 0;
  bottom: 0;
  padding: 6px 12px;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--lime);
  background: rgba(6, 22, 37, 0.9);
  border-top: 1px solid var(--lime);
  border-right: 1px solid var(--lime);
}

/* ============ 三条路径 ============ */
.page-contact .contact-routes__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: clamp(22px, 3.6vw, 38px);
}

.page-contact .contact-card {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: clamp(20px, 2.6vw, 30px);
  background: var(--ink);
  color: var(--paper);
  border: 1px solid var(--wire);
  border-top: 3px solid var(--lime);
}

.page-contact .contact-card--support { border-top-color: var(--lime); }
.page-contact .contact-card--partner { border-top-color: var(--flame); }
.page-contact .contact-card--data { border-top-color: var(--sky); }

.page-contact .contact-card__index {
  font-size: clamp(1.9rem, 3.4vw, 2.5rem);
  line-height: 1;
  letter-spacing: 0.06em;
  color: rgba(198, 255, 61, 0.28);
}

.page-contact .contact-card__title {
  font-family: var(--font-display);
  font-size: clamp(1.28rem, 2.2vw, 1.7rem);
  letter-spacing: 0.02em;
  margin: 0;
  color: var(--paper);
}

.page-contact .contact-card__desc {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.7;
  color: var(--mist);
}

.page-contact .contact-card__list {
  list-style: none;
  margin: 0;
  padding: 14px 0 0;
  display: flex;
  flex-direction: column;
  gap: 9px;
  border-top: 1px dashed rgba(159, 182, 170, 0.32);
  font-size: 0.88rem;
  line-height: 1.6;
}

.page-contact .contact-card__list li {
  position: relative;
  padding-left: 16px;
  color: var(--paper);
}

.page-contact .contact-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.56em;
  width: 6px;
  height: 6px;
  background: var(--lime);
  border-radius: 50%;
}

.page-contact .contact-card--partner .contact-card__list li::before { background: var(--flame); }
.page-contact .contact-card--data .contact-card__list li::before { background: var(--sky); }

.page-contact .contact-card__cta {
  margin-top: auto;
  align-self: flex-start;
}

/* ============ 合作流程 ============ */
.page-contact .contact-process {
  background: linear-gradient(180deg, var(--ink-deep) 0%, var(--ink) 72%);
  border-top: 1px solid var(--wire);
  border-bottom: 1px solid var(--wire);
}

.page-contact .contact-tabs {
  margin-top: clamp(20px, 3.4vw, 34px);
}

.page-contact .contact-tabs .tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-bottom: 14px;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--wire);
}

.page-contact .contact-tabs .tabs__tab {
  padding: 8px 16px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--mist);
  background: transparent;
  border: 1px solid var(--wire);
  border-radius: var(--radius);
  cursor: pointer;
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.page-contact .contact-tabs .tabs__tab:hover {
  color: var(--paper);
  border-color: var(--mist);
}

.page-contact .contact-tabs .tabs__tab:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 2px;
}

.page-contact .contact-tabs .tabs__tab[aria-selected="true"],
.page-contact .contact-tabs .tabs__tab.is-active {
  color: var(--ink);
  background: var(--lime);
  border-color: var(--lime);
}

.page-contact .process-track {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-contact .process-step {
  position: relative;
  padding: 18px 16px 20px;
  background: rgba(11, 43, 69, 0.4);
  border: 1px solid var(--wire);
  border-top: 2px solid var(--lime);
}

.page-contact .process-step__num {
  display: inline-block;
  margin-bottom: 10px;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--lime);
}

.page-contact .process-step__title {
  font-family: var(--font-display);
  font-size: 1.18rem;
  letter-spacing: 0.02em;
  margin: 0 0 8px;
  color: var(--paper);
}

.page-contact .process-step p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.68;
  color: var(--mist);
}

/* ============ 联络信息 ============ */
.page-contact .contact-info {
  background: var(--night);
  border-top: 1px solid var(--wire);
  border-bottom: 1px solid var(--wire);
}

.page-contact .contact-info__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 46px);
  align-items: start;
}

.page-contact .contact-info__board {
  display: flex;
  flex-direction: column;
  background: rgba(4, 17, 15, 0.52);
  border: 1px solid var(--wire);
  border-left: 3px solid var(--lime);
}

.page-contact .contact-info__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: clamp(16px, 2.4vw, 22px);
  border-bottom: 1px solid var(--pc-line);
}

.page-contact .contact-info__row:last-child {
  border-bottom: 0;
}

.page-contact .contact-info__key {
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--lime);
}

.page-contact .contact-info__val {
  font-size: clamp(0.95rem, 1.8vw, 1.1rem);
  line-height: 1.5;
  color: var(--paper);
  text-decoration: none;
  word-break: break-word;
}

.page-contact .contact-info__val--mail {
  color: var(--lime-soft);
  border-bottom: 1px solid var(--wire);
  padding-bottom: 2px;
  justify-self: start;
  word-break: break-all;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-contact .contact-info__val--mail:hover,
.page-contact .contact-info__val--mail:focus-visible {
  color: var(--lime);
  border-color: var(--lime);
  outline: none;
}

.page-contact .contact-info__val--tel {
  font-size: clamp(1.45rem, 4.4vw, 2.2rem);
  letter-spacing: 0.03em;
  color: var(--lime);
  justify-self: start;
  transition: color 0.2s ease;
}

.page-contact .contact-info__val--tel:hover,
.page-contact .contact-info__val--tel:focus-visible {
  color: var(--paper);
  outline: 2px solid var(--lime);
  outline-offset: 3px;
}

.page-contact .contact-info__hint {
  font-size: 0.78rem;
  line-height: 1.6;
  color: var(--mist);
}

/* ============ 响应节奏 ============ */
.page-contact .contact-response__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 46px);
  align-items: start;
}

.page-contact .contact-response__list {
  list-style: none;
  margin: clamp(20px, 3vw, 28px) 0 clamp(20px, 3vw, 26px);
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.page-contact .contact-response__list li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding-bottom: 16px;
  border-bottom: 1px dashed var(--pc-line);
}

.page-contact .contact-response__list li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-contact .contact-response__dot {
  flex: 0 0 auto;
  width: 10px;
  height: 10px;
  margin-top: 8px;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 0 0 4px rgba(198, 255, 61, 0.14);
}

.page-contact .contact-response__dot--flame {
  background: var(--flame);
  box-shadow: 0 0 0 4px rgba(255, 90, 54, 0.16);
}

.page-contact .contact-response__dot--sky {
  background: var(--sky);
  box-shadow: 0 0 0 4px rgba(123, 183, 255, 0.16);
}

.page-contact .contact-response__list h3 {
  font-family: var(--font-display);
  font-size: 1.14rem;
  letter-spacing: 0.02em;
  margin: 0 0 5px;
  color: var(--paper);
}

.page-contact .contact-response__list p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.68;
  color: var(--mist);
}

.page-contact .contact-response__media {
  position: relative;
  margin: 0;
  border: 1px solid var(--wire);
  background: var(--night-deep);
  aspect-ratio: 3 / 2;
  overflow: hidden;
}

.page-contact .contact-response__img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.9);
}

.page-contact .contact-response__label {
  position: absolute;
  right: 0;
  top: 0;
  padding: 6px 12px;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--ink);
  background: var(--lime);
}

/* ============ 来访与邮寄 ============ */
.page-contact .contact-visit__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 48px);
  align-items: start;
}

.page-contact .contact-visit__address {
  margin-top: clamp(20px, 3vw, 28px);
  border-top: 2px solid var(--ink);
  display: flex;
  flex-direction: column;
}

.page-contact .contact-visit__line {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  margin: 0;
  padding: 14px 0;
  border-bottom: 1px solid rgba(62, 98, 92, 0.28);
}

.page-contact .contact-visit__key {
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--wire);
}

.page-contact .contact-visit__val {
  font-size: 0.94rem;
  line-height: 1.65;
  color: var(--ink);
}

.page-contact .contact-visit__side {
  padding: clamp(20px, 2.8vw, 30px);
  background: var(--ink);
  color: var(--paper);
  border: 1px solid var(--wire);
  border-bottom: 3px solid var(--flame);
}

.page-contact .contact-visit__side-title {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 2.1vw, 1.55rem);
  letter-spacing: 0.02em;
  margin: 0 0 8px;
  color: var(--paper);
}

.page-contact .contact-visit__side-desc {
  margin: 0 0 18px;
  font-size: 0.88rem;
  line-height: 1.65;
  color: var(--mist);
}

.page-contact .contact-visit__links {
  display: flex;
  flex-direction: column;
}

.page-contact .contact-visit__link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 0;
  font-size: 0.94rem;
  color: var(--paper);
  text-decoration: none;
  border-top: 1px solid var(--pc-line);
  transition: color 0.2s ease, padding-left 0.2s ease;
}

.page-contact .contact-visit__link:last-child {
  border-bottom: 1px solid var(--pc-line);
}

.page-contact .contact-visit__link .mono {
  color: var(--lime);
  font-size: 1rem;
}

.page-contact .contact-visit__link:hover,
.page-contact .contact-visit__link:focus-visible {
  color: var(--lime);
  padding-left: 6px;
  outline: none;
}

.page-contact .contact-visit__link:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 2px;
}

/* ============ 响应式 ============ */
@media (min-width: 640px) {
  .page-contact .contact-hero__quick {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .contact-info__row {
    grid-template-columns: 130px minmax(0, 1fr);
    align-items: center;
    column-gap: 18px;
  }

  .page-contact .contact-info__hint {
    grid-column: 2;
  }

  .page-contact .contact-visit__line {
    grid-template-columns: 110px minmax(0, 1fr);
    align-items: baseline;
    column-gap: 16px;
  }
}

@media (min-width: 760px) {
  .page-contact .process-track {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .contact-routes__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    align-items: end;
    gap: clamp(30px, 4vw, 56px);
  }

  .page-contact .contact-hero__media {
    aspect-ratio: 14 / 10;
  }

  .page-contact .contact-routes__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .process-track {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-contact .contact-info__grid {
    grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  }

  .page-contact .contact-response__grid {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
    align-items: start;
  }

  .page-contact .contact-visit__grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-hero__quick-item,
  .page-contact .contact-info__val--mail,
  .page-contact .contact-info__val--tel,
  .page-contact .contact-visit__link,
  .page-contact .contact-tabs .tabs__tab {
    transition: none;
  }
}
<<<END>>>